San Simeon Flag

San Simeon

County Seat:
No
Area (mi²):
0.797
State:
California

San Simeon is a CDP located in San Luis Obispo County, California. San Simeon has a 2025 population of 268. San Simeon is currently declining at a rate of -4.63% annually and its population has decreased by -51.27% since the most recent census, which recorded a population of 550 in 2020.

The average household income in San Simeon is $51,925 with a poverty rate of 3.99%.The median age in San Simeon is 59.3 years: 59.5 years for males, and 57.9 years for females.

268
Total Population
336
Density (mi²)
-13 -4.63%
Growth

San Simeon Population

San Simeon Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of San Simeon includes 56.48% other race, 43.52% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
Other race17056.48%
White13143.52%

San Simeon Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

San Simeon's average per capita income is $52,114. Household income levels show a median of $54,705. The poverty rate stands at 3.99%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Non Families$60,968$51,922
Households$54,705$51,925
Families$53,386$51,931
Married Families$53,386-

$52,114

Average Income

$54,705

Median Household Income

3.99%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)